Eta squared for a one-factor between-subjects analysis of variance is a measure of the _____
a. power of a statistical test
b. strength of effect of an independent variable
c. amount of error variation within groups
d. probability of making correct decisions about the statistical null and alternative
hypotheses
B
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The experiential subtheory is also referred to as which type of intelligence?
What will be an ideal response?
The IQ trajectory for Africa, Asia, and Ocean is a gain of about __________ points per decade.
A. 1 B. 2 C. 3 D. 4
A research review of 26 studies determined that mild spanking (not severe or predominant use)
A. showed positive outcomes for children's behavior as adults. B. did not compare unfavorably with alternative discipline practices. C. proved a more effective punishment than the use of time out. D. resulted in a lower incidence of behavior problems at 5 years old (when the spanking occurred at 3 years old).
In order to make better-than-chance predictions, the Pearson r must be
a. positive b. greater than .70 c. greater than .90 d. significant